From 11edbfca22fe6e8280caeb77832f4dfbb68ed274 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 11 Feb 2023 13:53:39 +0100
Subject: Vendor import of llvm-project branch release/16.x
 llvmorg-16.0.0-rc2-10-g073506d8c15c.

---
 llvm/lib/Debuginfod/Debuginfod.cpp | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

(limited to 'llvm/lib/Debuginfod/Debuginfod.cpp')

diff --git a/llvm/lib/Debuginfod/Debuginfod.cpp b/llvm/lib/Debuginfod/Debuginfod.cpp
index 026f118bbf5b..2b0710b536ba 100644
--- a/llvm/lib/Debuginfod/Debuginfod.cpp
+++ b/llvm/lib/Debuginfod/Debuginfod.cpp
@@ -55,7 +55,11 @@ static std::string buildIDToString(BuildIDRef ID) {
   return llvm::toHex(ID, /*LowerCase=*/true);
 }
 
-Expected<SmallVector<StringRef>> getDefaultDebuginfodUrls() {
+bool canUseDebuginfod() {
+  return HTTPClient::isAvailable() && !getDefaultDebuginfodUrls().empty();
+}
+
+SmallVector<StringRef> getDefaultDebuginfodUrls() {
   const char *DebuginfodUrlsEnv = std::getenv("DEBUGINFOD_URLS");
   if (DebuginfodUrlsEnv == nullptr)
     return SmallVector<StringRef>();
@@ -126,13 +130,8 @@ Expected<std::string> getCachedOrDownloadArtifact(StringRef UniqueKey,
     return CacheDirOrErr.takeError();
   CacheDir = *CacheDirOrErr;
 
-  Expected<SmallVector<StringRef>> DebuginfodUrlsOrErr =
-      getDefaultDebuginfodUrls();
-  if (!DebuginfodUrlsOrErr)
-    return DebuginfodUrlsOrErr.takeError();
-  SmallVector<StringRef> &DebuginfodUrls = *DebuginfodUrlsOrErr;
   return getCachedOrDownloadArtifact(UniqueKey, UrlPath, CacheDir,
-                                     DebuginfodUrls,
+                                     getDefaultDebuginfodUrls(),
                                      getDefaultDebuginfodTimeout());
 }
 
@@ -159,7 +158,8 @@ public:
 
 Error StreamedHTTPResponseHandler::handleBodyChunk(StringRef BodyChunk) {
   if (!FileStream) {
-    if (Client.responseCode() != 200)
+    unsigned Code = Client.responseCode();
+    if (Code && Code != 200)
       return Error::success();
     Expected<std::unique_ptr<CachedFileStream>> FileStreamOrError =
         CreateStream();
@@ -259,7 +259,8 @@ Expected<std::string> getCachedOrDownloadArtifact(
     if (Err)
       return std::move(Err);
 
-    if (Client.responseCode() != 200)
+    unsigned Code = Client.responseCode();
+    if (Code && Code != 200)
       continue;
 
     // Return the path to the artifact on disk.
-- 
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